function NodeForm::preview

Form submission handler for the 'preview' action.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

File

core/modules/node/src/NodeForm.php, line 252

Class

NodeForm

Form handler for the node edit forms.

Namespace

Code

public function preview(array $form, FormStateInterface $form_state) {
    $store = $this->tempStoreFactory
        ->get('node_preview');
    $this->entity->in_preview = TRUE;
    $store->set($this->entity
        ->uuid(), $form_state);
    $route_parameters = [
        'node_preview' => $this->entity
            ->uuid(),
        'view_mode_id' => 'full',
    ];
    $options = [];
    $query = $this->getRequest()->query;
    if ($query->has('destination')) {
        $options['query']['destination'] = $query->get('destination');
        $query->remove('destination');
    }
    $form_state->setRedirect('entity.node.preview', $route_parameters, $options);
}